High nox at 15mph + 1998 integra

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WebSep 7, 2015 · My 98 Lexus GS300 had tested in 2010 and 2012 at 50% NOx limit at 15mph, while 25mph was low. But most recent test in 2014 it swapped, so it hit 50% of NOx limit … WebJan 21, 2024 · Toyota 4Runner Forum - Largest 4Runner Forum > Toyota 4Runner Forum > 3rd gen T4Rs > Help: 97 Failed Smog due to high NOx at 15mph, now what? User Tag List: Reply: Page 2 of 2 < 1: 2 Thread Tools: Rate Thread: Display Modes: 01-04-2024, 07:33 PM #16: calnhob. Member : ... California 5vzfe failed smog high NOX: Joachim2311:

High NOx reading in smog test in Calif Team Integra Forums

WebAug 23, 2014 · The maximum amount of HC's allowed on the smog is 58 at 15mph and 34 at 25mph. My NOx levels were VERY high double the maximum limit. At 15mph my car measured 1390 of NOx and the limit is 483 and at 25mph it measured at 1159 and the limit is 494. I went to a muffler shop and had a magnaflow cat installed and had the car retested. WebNox is created when engine combustion chamber temperatures rise above 2500f. There are a few reasons your Honda Civic could create high NO. Two main things however are a lean fuel mixture, which is typical of a vacuum leak. A vacuum leak is basically unmeter air entering the intake manifold. The second is a defective EGR system (if your Honda ... open enrollment checklist for hr

California SMOG Help Needed - High NOX at 15mph - Toyota …

WebJan 12, 2009 · NOx is 622, limit is 517 in the 15mph test (25mph passed). I know this means high combustion temps and its probably running a little lean. So... I'm wondering if bumping up to mid or premium grade gas (higher octane, slower burning) might help reduce combustion temps and therefore NOx? Would it mess up the HC or CO? WebJan 11, 2011 · No go. Here are my numbers: 1st test (drove 20 miles on freeway before taking test): /////////// 15mph // 25mph RPM ////// 1716 // 1698 CO (mea) 15.1 // 14.9 O2 (mea) 0.1 // 0.2 HC (max) 61 // 35 HC (mea) 26 // 19 CO (max) 0.34 // 0.47 CO (mea) 0.15 // 0.21 NO (max) 486 // 502 NO (mea) 626 // 658 WebOct 31, 2024 · I went to go smog it and it only fails NOx at 15 mph. But at 20mph it passes with flying colors which the smog guy says its very weird that its in two different … open enrollment and life insurance

Help: 97 Failed Smog due to high NOx at 15mph, now what?

WebNov 26, 2005 · If the problem is a high NOx level, then the reason for that is the combustion temperatures are getting too high. Aside from the obvious things such as a deficient cooling system, an engine that is running lean (that is, too much air and/or not enough fuel) will cause higher combustion chamber temps. ... My NOx was around 1200-1300 at 15MPH … WebSep 9, 2012 · 15mph 14.8 - 0 - 1 - .02 - 655 25mph 14.8 - 0 - 1 - .01 - 0 Those are all the measured numbers The 15mph max for NO is 467, and that is the only thing I failed. So to make this clear, I have 2 questions 1. Does the missing exhaust component deal with NO? 2. Why does the NO number drop to 0 at 25mph? open enrollment california 2021WebWe would like to show you a description here but the site won’t allow us. open enrollment announcement flyer template

"http://forums.pelicanparts.com/101-projects-discussion-forum-bmw-3-series/724217-smog-failed-15mph-only.html " - High nox at 15mph + 1998 integra

High nox at 15mph + 1998 integra

High NO at 15mph - everything else is normal on Acura

WebEngine Overheating - Inadequate engine cooling can will high NOx. If your vehicle's cooling system is not working efficiently, (i.e. bad radiator, thermostat, hoses) high NOx will be … WebJun 14, 2024 · From what I read online is that if the cat is failing all the emissions would be high, not just NOx at 15mph. This car doesn't have an EGR valve. Gonna bring it in again to have mechanic check the timing, for any vacuum hose leaks. Is there anything else I should bring up to the mechanic to check for? Thank You Last edited: Jun 14, 2024

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WebJul 1, 2013 · edjack, the smog facility was only about 6 miles away. I spent maybe 8-10 min on the highway along with a few local roads. I turned off the car when I parked for maybe 5 min before the tech drove it in during the test. After I replace the pre-cat O2 sensors I will drive it hard for a good while before doing the test. WebOct 6, 2012 · just NOx at 15mph. everything else passed. even NOx at 25 mph passed. another thing is that on my first test when i didnt have precats, my NOx levels were …

WebOct 5, 2024 · Since you’re the resident genius what types of conditions can cause the 15mph NOx levels to be so high during a smog test ? It passed at the 25mph test. Is it only the … WebSep 7, 2015 · HC was 1 at 15mph and 0 at 25mph. CO was 0.02 at 15mph and 0.03 at 25mph. Engine RPM was 1800 at 15mph and 1700 at 25mph. CO2 was 14.5 both times (but there is no limit) and O2 was 0.04 and 0.06. I bought a can of "guaranteed to pass" and put it in the gas tank immediately after failing the test.

WebMy acura integra did not pass nox at the 15mph mark, but did pass at the 25mph mark, and so did everything else pass, I am aware that, the most common problem can be the egr … WebJan 30, 2024 · High NOx is caused by elevated combustion temperatures. Some of things that can cause high NOx readings are, a malfunctioning EGR system, an engine that’s …

WebNov 16, 2024 · Posts: 6. California SMOG Help Needed - High NOX at 15mph. Hi 4runners, Need your help on passing my Smog... Facts: -1997 4Runner SRS Limited 4WD - Stock with 175k miles. -Engine was rebuit about 5k miles ago after radiator broke and it over heated. - Since then check engine light was on for piston misfire but since was running fine and …

WebMay 7, 2024 · My 1998 Nissan Altima failed my smog check with high NOx (max NOx: 443 @ 15mph mine: 1026 NOx). No check engine light but a code of P0325. No other code show on meter. When I check the EGR valve (pull up on diaphragm underneath the valve) it stalls the car so seems to be working. open enrollment election form templatesWebNov 14, 2024 · High compression results in high temperatures and high NOx. Keep in mind this problem is usually seen in vehicles with over 150,000 miles which have been poorly maintained. The solution to this problem is called De-Carbonizing. It usually costs around two labor hours at a smog check repair station. iowa sex offender site open enrollment for health benefitsWebFeb 4, 2024 · What Causes High NO (NOx)? SmogTips.com. Nitrogen Oxide or NO is created when an engine's combustion chamber temperature reaches over 2500F. Vehicle … open enrollment for 2021 health insuranceWebShop surround sound processors from Lexicon, Anthem, Integra, Marantz, and other great brands. Audio Advice offers free shipping, price guarantee, lifetime support, and hassle … open enrollment for health carehttp://www.dodgedakota.net/boards/gen/27092.html open enrollment california health insuranceWebMar 16, 2012 · The most likely source of the high Hydrocarbon (HC) is clogged or drippy injectors. Change the fuel filter if it is over 48K miles. Ran two or more tanks full of Chevron gas will help clean out the fuel system. The air fuel ratio can be off is the air filter is clogged or the mass air flow sensor give incorrect data to the computer (ECU). open enrollment for covered california 2023